Accuracy is how close a value is to its true value. An example is how close an arrow gets to the bull's-eye center. Precision is how repeatable a measurement is. An example is how close a second arrow is to the first one (regardless of whether either is near the mark).
Cation is formed when an atom of mercury (Hg) loses two electrons.
It may have less attractive forces between their atoms
Answer: it is called the ovary
